Home / 3,524.96-5,288.88-1,218.08

Finding the Fourth Proportional to 3,524.96, 5,288.88 and 1,218.08

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Solution

The fourth proportional to 3,524.96, 5,288.88 and 1,218.08 is: 1,827.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,524.96 : 5,288.88 = 1,218.08 : x
  2. Step 2: Convert to fraction form
    3,524.96/5,288.88 = 1,218.08/x
  3. Step 3: Cross multiply
    3,524.96x = 5,288.88 × 1,218.08
  4. Step 4: Simplify right side
    3,524.96x = 6,442,278.95
  5. Step 5: Solve for x
    x = 6,442,278.95/3,524.96
  6. Step 6: Final answer
    x = 1,827.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.